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Universe
Physics
Question | Answer |
---|---|
The remains of a star or other large object that collapsed under its own gravity to form a superdense object with gravity so strong that light can't escape its pull. | Black Hole |
A galaxy with a large oval shape, a bright center, no apparent internal structure or spiral arms, and very little dust or gas. | Elliptical-Shaped Galaxy |
A large grouping of stars in space. | Galaxy |
A plot of the surface temperature (color) of stars V.S. their luminosity (brightness). | Hertzsprung-Russell Diagram |
A galaxy with very little symmetry that doesn't fit into any category. | Irregular- Shaped Galaxy |
The intensity, or brightness, of light from a celestial body, which can be used to identify the body's characteristics. | Luminosity |
Category of stable stars in the middle developmental phases that plot along a continuous diagonal belt on the HR diagram. | Main Sequence |
Large cloud of gas and dust in interstellar space; the location of star formation. | Nebula |
A galaxy with a bulge in the center and very distinct long arms winding around the center. | Spiral Galaxy |
A celestial body consisting of a mass held together by its own gravity. | Star |
The death of a large star by explosion. | Super Nova |
All of space and the matter space contains. | Universe |
A theory that says the universe began as a small point that expanded rapidly about 13.7 billion years ago. | Big Bang Theory |
The place or form from which something comes or is derived. | Origin |
Unifying scientific explanation for a broad range of hypotheses and observations that have been supported by scientific experiments. | Scientific Theories |
The distance travel by light. | A Light-Year |
Is an arrangement of forms of energy that travel through space in waves. | Electromagnetic Spectrum |
They are large objects in space that generate their own energy. | Stars |